CN113605773A - Horizontal installation adjusting device and method for annular steel rib of steel pipe tower of power transmission line - Google Patents

Horizontal installation adjusting device and method for annular steel rib of steel pipe tower of power transmission line Download PDF

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Publication number
CN113605773A
CN113605773A CN202110844027.9A CN202110844027A CN113605773A CN 113605773 A CN113605773 A CN 113605773A CN 202110844027 A CN202110844027 A CN 202110844027A CN 113605773 A CN113605773 A CN 113605773A
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China
Prior art keywords
steel
pipe
pulley
hoisting
transmission line
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Pending
Application number
CN202110844027.9A
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Chinese (zh)
Inventor
徐扬
夏顺俊
王连收
赵俊
张照环
王謇
李洋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhengzhou Luchi Machinery Equipment Co ltd
Jiangsu Power Transmission And Distribution Co ltd
State Grid Corp of China SGCC
State Grid Jiangsu Electric Power Co Ltd
Original Assignee
Zhengzhou Luchi Machinery Equipment Co ltd
Jiangsu Power Transmission And Distribution Co ltd
State Grid Corp of China SGCC
State Grid Jiangsu Electric Power Co Ltd
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Publication date
Application filed by Zhengzhou Luchi Machinery Equipment Co ltd, Jiangsu Power Transmission And Distribution Co ltd, State Grid Corp of China SGCC, State Grid Jiangsu Electric Power Co Ltd filed Critical Zhengzhou Luchi Machinery Equipment Co ltd
Priority to CN202110844027.9A priority Critical patent/CN113605773A/en
Publication of CN113605773A publication Critical patent/CN113605773A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • E04H12/02Structures made of specified materials
    • E04H12/08Structures made of specified materials of metal

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

The invention provides a device and a method for horizontally installing and adjusting an annular steel rib of a steel tube tower of a power transmission line, wherein the device comprises an outer tube hoisting assembly, a steel wire rope and a guide pulley, wherein the outer tube hoisting assembly comprises the guide pulley and the steel wire rope; the outer tube bearing assembly comprises a fixed underframe and bearing frames arranged at two ends of the fixed underframe, wherein two ends of each bearing frame are respectively provided with a roller frame encircling the middle part, two ends of each roller frame are respectively provided with a roller, and the rollers are used for adjusting the rotation angle of the outer tube; the inner pipe hoisting assembly comprises a hoisting pulley arranged at one end of the inner pipe, and the hoisting pulley is used for walking on the installation track; the invention can safely and stably install the annular steel rib of the steel tube tower of the power transmission line.

Description

Horizontal installation adjusting device and method for annular steel rib of steel pipe tower of power transmission line
Technical Field
The invention belongs to the technical field of power transmission equipment installation, and particularly relates to a horizontal installation adjusting device and method for an annular steel rib of a steel tube tower of a power transmission line.
Background
In kilovolt circuit stride across engineering greatly, stride across the tower for steel pipe tower structure, for the increase intensity, steel pipe internal design has annular interior reinforcing bar, need install interior reinforcing bar in the steel pipe among the work progress, makes the inner tube and the outer tube of steel pipe peg graft together, at the in-process of pegging graft, because the volume of inner tube and outer tube is huge, generally is the steel pipe more than 3200mm, must rely on external equipment such as fork truck and crane, just can accomplish the cooperation hoist and mount. In the traditional hoisting method, the inner pipe needs to be hoisted by a crane and is slowly sent into the outer pipe, the inner pipe and the outer pipe are long, the field installation is difficult, and the operation steps are complicated.
Disclosure of Invention
The invention aims to provide a device and a method for horizontally installing and adjusting an annular steel rib of a steel tube tower of a power transmission line, so that the problems of difficulty in installing a spanning tower, complex steps and the like in a construction site are solved.
In order to solve the technical problems, the invention provides the following technical scheme:
in a first aspect, the present invention provides a horizontal installation and adjustment device for an annular steel rib of a steel tube tower of a power transmission line, which is used for horizontal installation and adjustment of an inner tube and an outer tube, and comprises:
the outer pipe hoisting assembly comprises guide pulleys and a steel wire rope, the two guide pulleys are respectively fixed on flange plates at two ends of the outer pipe, the steel wire rope respectively penetrates through the inner side and the outer side of the outer pipe along the two guide pulleys to form a closed loop, and the steel wire rope at the inner side of the outer pipe is used as an installation track;
the outer tube bearing assembly comprises a fixed underframe and bearing frames arranged at two ends of the fixed underframe, wherein two ends of each bearing frame are respectively provided with a roller frame encircling the middle part, two ends of each roller frame are respectively provided with a roller, and the rollers are used for adjusting the rotation angle of the outer tube;
the inner pipe hoisting assembly comprises a hoisting pulley arranged at one end of the inner pipe, and the hoisting pulley is used for walking on the mounting rail.
Preferably, the guide pulley includes first bottom plate, sets up the pulley yoke on first bottom plate and is fixed in the first fixed pulley at pulley yoke both ends, wire rope draws forth inboard and the outside to the outer tube by the first fixed pulley at pulley yoke both ends respectively, first bottom plate is fixed in on the ring flange of outer tube end portion through the fastener.
Preferably, the hoist and mount pulley includes second bottom plate and second fixed pulley, the only one end of second fixed pulley is provided with the mounting panel, mounting panel and second bottom plate fixed connection, the second bottom plate is fixed in on the lateral wall of inner tube tip through the fastener.
Preferably, outer tube hoist and mount subassembly still includes straining device, straining device includes first pneumatic cylinder, sets up in the connecting plate at first pneumatic cylinder both ends and sets up the connector on the connecting plate, bolt and connecting plate threaded connection are passed through to connector one end, the connector other end is connected with the crimping ring that the wire rope tip formed.
Preferably, the tensioning mechanism further comprises a connecting rod, connecting holes and connecting waist-shaped holes are formed in the two ends of the connecting rod respectively, and the connecting rod is movably connected with shaft seats arranged on the connecting plates at the two ends of the first hydraulic cylinder through the connecting holes and the connecting waist-shaped holes respectively.
Preferably, the number of the steel wire ropes is at least one, at least one closed loop is formed, and the structures of the guide pulley, the hoisting pulley and the tensioning mechanism are respectively matched with the number of the steel wire ropes.
Preferably, the outer tube bearing assembly further comprises at least one motor, the motor is fixed on one side of the roller frame, and a main shaft of the motor is respectively connected with the rollers on the roller frame through belts.
Preferably, the bottom of the roller frame is connected with the bearing frame in a sliding manner, a second hydraulic cylinder connected with the roller frames at the two ends is arranged in the middle of the bearing frame, and the second hydraulic cylinder is used for adjusting the distance between the roller frames at the two ends so as to adjust the axle center height of the bearing outer tube.
The invention provides a horizontal installation and adjustment method for an annular steel rib of a steel tube tower of a power transmission line, which comprises the following steps:
hoisting the outer pipe to the outer pipe bearing assembly by a crane;
rotating the outer pipe to the highest position of the steel wire rope through the outer pipe bearing assembly;
hoisting one end of the inner pipe, which is provided with a hoisting pulley, to one end of the outer pipe by using a crane, and keeping the inner pipe and the outer pipe concentric;
the other end of the inner pipe is forked by a forklift and moves towards the outer pipe until the hoisting pulley is configured on the mounting rail;
continuously feeding the inner pipe into the outer pipe through a forklift until the inner pipe and the outer pipe are sleeved in place;
one end of the inner pipe, which is provided with a hoisting pulley, is forked up by another forklift to keep the inner pipe stable;
and the inner pipe and the outer pipe are fixedly installed through fasteners.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a device and a method for horizontally installing and adjusting an annular steel rib of a steel tube tower of a power transmission line.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a general schematic view of a horizontal mounting adjustment device provided in an embodiment of the present invention;
FIG. 2 is a schematic view of a guide pulley structure provided in an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a hoisting pulley provided by an embodiment of the invention;
FIG. 4 is a schematic structural diagram of a tensioning mechanism provided by an embodiment of the present invention;
FIG. 5 is a schematic structural view of an outer tube carrier assembly provided in accordance with an embodiment of the present invention;
FIG. 6 is a schematic elevation view of an outer tube carrier assembly according to an embodiment of the present invention;
FIG. 7 is a schematic view of an inner tube and an outer installation provided by an embodiment of the present invention;
fig. 8 is a schematic flow chart of a horizontal installation adjustment method according to an embodiment of the present invention.
Labeled as:
1. the hydraulic lifting device comprises an inner pipe, 2, an outer pipe, 3, an outer pipe lifting assembly, 31, a guide pulley, 311, a first bottom plate, 312, a pulley frame, 313, a first fixed pulley, 32, a steel wire rope, 33, a tensioning mechanism, 331, a first hydraulic cylinder, 332, a connecting plate, 333, a connector, 334, a connecting rod, 335, a connecting hole, 336, a connecting kidney-shaped hole, 4, an outer pipe bearing assembly, 41, a fixed bottom frame, 42, a bearing frame, 43, a roller frame, 44, a roller, 45, a motor, 46, a second hydraulic cylinder, 5, an inner pipe lifting assembly, 51, a lifting pulley, 511, a second bottom plate, 512, a second fixed pulley and 513.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
As shown in fig. 1, the present embodiment provides a horizontal installation and adjustment device for an annular steel rib of a steel tube tower of a power transmission line, which is used for horizontal installation and adjustment of an inner tube 1 and an outer tube 2.
As shown in fig. 1 and 2, the outer tube hoisting assembly 3 includes guide pulleys 31 and a wire rope 32, the two guide pulleys 31 are respectively fixed on the flanges at the two ends of the outer tube 2, the wire rope 32 respectively passes through the inner side and the outer side of the outer tube 2 along the two guide pulleys 31 to form a closed loop, and the wire rope at the inner side of the outer tube 2 is used as a mounting rail.
Specifically, the guide pulley 31 includes a first bottom plate 311, a pulley frame 312 disposed on the first bottom plate 311, and first fixed pulleys 313 fixed to two ends of the pulley frame 312, the wire rope 32 is respectively led out to the inner side and the outer side of the outer tube 2 by the first fixed pulleys 313 at two ends of the pulley frame 312, and the first bottom plate 311 is fixed to a flange at the end of the outer tube 2 by a fastening member.
As shown in fig. 4, the outer tube hoisting assembly 3 further includes a tensioning mechanism 33, the tensioning mechanism 33 includes a first hydraulic cylinder 331, a connecting plate 332 disposed at two ends of the first hydraulic cylinder 331, and a connector 333 disposed on the connecting plate 332, one end of the connector 333 is in threaded connection with the connecting plate 332 through a bolt, and the other end of the connector 333 is connected with a crimping ring formed at an end of the steel wire rope 32; the tightness of the wire rope 32 is adjusted by the first hydraulic cylinder 331 so that the wire rope 32 maintains a certain tension.
The tensioning mechanism 33 further comprises a connecting rod 334, two ends of the connecting rod 334 are respectively provided with a connecting hole 335 and a connecting waist-shaped hole 336, and the connecting rod 334 is respectively movably connected with shaft seats arranged on the connecting plates 332 at two ends of the first hydraulic cylinder 331 through the connecting hole 335 and the connecting waist-shaped hole 336; the provision of the connecting rod 334 may facilitate the installation of the first hydraulic cylinder 331 while protecting the safety of the first hydraulic cylinder 331.
As shown in fig. 3, the inner pipe hoisting assembly 5 comprises a hoisting pulley 51 arranged at one end of the inner pipe 1, and the hoisting pulley 51 is used for traveling on the installation rail. The hoisting pulley 51 can disperse the load of the inner pipe 1 on one hand and can make the inner pipe 1 enter the outer pipe 2 more stably on the other hand.
Specifically, the hoisting pulley 51 comprises a second bottom plate 511 and a second fixed pulley 512, wherein only one end of the second fixed pulley 512 is provided with a mounting plate 513, the mounting plate 513 is fixedly connected with the second bottom plate 511, and the second bottom plate 511 is fixed on the side wall of the end part of the inner tube 1 through a fastener.
In a specific implementation process, at least one steel wire rope 32 forms at least one closed loop, and in order to ensure balance and stability, two bilaterally symmetrical steel wire ropes 32 are arranged to form two bilaterally symmetrical closed loops and an installation track; when two steel wire ropes 32 are provided, the structures of the guide pulley 31, the hoisting pulley 51 and the tensioning mechanism 33 must be respectively matched with the number of the steel wire ropes 32; here, the pulley holder 312 on the guide pulley 31 needs to be provided in two, the second fixed pulley 512 and the mounting plate 513 on the hoist pulley 51 need to be provided in two, and the mounting heads 333 at both ends of the tension mechanism 33 need to be provided in two, respectively.
As shown in fig. 5 and 6, the outer tube carrying assembly 4 includes a fixed base frame 41 and carrying frames 42 disposed at two ends of the fixed base frame 41, wherein two ends of the carrying frame 42 are respectively provided with a roller frame 43 encircling to the middle, two ends of the roller frame 43 are respectively provided with a roller 44, and the roller 44 is used for adjusting the rotation angle of the outer tube 2; the outer tube bearing assembly 4 further comprises at least one motor 45, the motor 45 is fixed on one side of the roller frame 43, and the main shaft of the motor 45 is respectively connected with the rollers 44 on the roller frame 43 through belts.
The bottom of the roller frame 43 is connected with the bearing frame 42 in a sliding manner, the middle part of the bearing frame 42 is provided with a second hydraulic cylinder 46 connected with the roller frames 43 at two ends, and the second hydraulic cylinder 46 is used for adjusting the distance between the roller frames 43 at two ends so as to adjust the axle center height of the bearing outer pipe 2. Outer tube carrier assembly 4 adopts closed loop structural design, and the wholeness is good, and structural strength is guaranteed. The roller 44 (the roller 44 may be a polyurethane wheel) is driven by the adjusting motor 45 to rotate, so that the outer tube 2 rotates around the axis to prepare for the subsequent assembly. After the inner pipe 1 is assembled into the outer pipe 2, the inner pipe 1 and the outer pipe 2 can be accurately assembled by adjusting the first hydraulic cylinder 331 and the motor 45.
Example two
As shown in fig. 8, the present embodiment provides a method for horizontally installing and adjusting an annular steel rib of a steel pipe tower of a power transmission line, including the following steps:
step 1, hoisting the outer pipe 2 to an outer pipe bearing assembly 4 through a crane.
Step 2, the outer tube 2 is rotated by the outer tube bearing assembly 4 until the wire rope 32 is at the highest position.
And 3, hoisting one end of the inner pipe 1 with the hoisting pulley 51 to one end of the outer pipe 2 by a crane and keeping the inner pipe 1 and the outer pipe 2 concentric.
Step 4, the other end of the inner pipe 1 is forked up by a forklift and moves towards the outer pipe 2 until the hoisting pulley 51 is configured on the mounting rail; as shown in fig. 7.
And 5, continuously feeding the inner pipe 1 into the outer pipe 2 through a forklift until the inner pipe 1 and the outer pipe 2 are sleeved in place.
And 6, forking one end of the inner pipe 1 with the hoisting pulley 51 by another forklift to keep the inner pipe 1 stable.
And 7, mounting and fixing the inner pipe 1 and the outer pipe 2 through fasteners.
The invention provides a device and a method for horizontally installing and adjusting an annular steel rib of a steel tube tower of a power transmission line, wherein the device comprises an outer tube hoisting component 3, an outer tube bearing component 4 and an inner tube hoisting component 5, a walking track capable of sliding in an outer tube 2 is formed by the outer tube hoisting component 3, the outer tube 2 is moved to a proper angle by the outer tube bearing component 2, and then the inner tube is placed on the walking track by the inner tube hoisting component 5, so that the assembly of the inner tube 1 and the outer tube 2 is stably completed; the method works by means of the existing crane and forklift, the whole process is safe and convenient, and the method is suitable for popularization and use.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. The utility model provides an annular reinforcing bar horizontal installation adjusting device of transmission line steel-pipe tower for the horizontal installation adjustment of inner tube and outer tube, its characterized in that includes:
the outer pipe hoisting assembly comprises guide pulleys and a steel wire rope, the two guide pulleys are respectively fixed on flange plates at two ends of the outer pipe, the steel wire rope respectively penetrates through the inner side and the outer side of the outer pipe along the two guide pulleys to form a closed loop, and the steel wire rope at the inner side of the outer pipe is used as an installation track;
the outer tube bearing assembly comprises a fixed underframe and bearing frames arranged at two ends of the fixed underframe, wherein two ends of each bearing frame are respectively provided with a roller frame encircling the middle part, two ends of each roller frame are respectively provided with a roller, and the rollers are used for adjusting the rotation angle of the outer tube;
the inner pipe hoisting assembly comprises a hoisting pulley arranged at one end of the inner pipe, and the hoisting pulley is used for walking on the mounting rail.
2. The adjusting device for horizontally installing the annular steel rib of the steel tube tower of the power transmission line according to claim 1, wherein the guide pulleys comprise a first bottom plate, a pulley yoke arranged on the first bottom plate and first fixed pulleys fixed at two ends of the pulley yoke, the steel wire ropes are respectively led out to the inner side and the outer side of the outer tube by the first fixed pulleys at two ends of the pulley yoke, and the first bottom plate is fixed on a flange at the end part of the outer tube through a fastening piece.
3. The horizontal installation and adjustment device for the annular steel rib of the steel tube tower of the power transmission line of claim 1, wherein the hoisting pulley comprises a second bottom plate and a second fixed pulley, only one end of the second fixed pulley is provided with a mounting plate, the mounting plate is fixedly connected with the second bottom plate, and the second bottom plate is fixed on the side wall of the end part of the inner tube through a fastener.
4. The adjusting device for horizontally installing the annular steel rib of the steel pipe tower of the power transmission line according to claim 1, wherein the outer pipe hoisting assembly further comprises a tensioning mechanism, the tensioning mechanism comprises a first hydraulic cylinder, a connecting plate arranged at two ends of the first hydraulic cylinder and a connector arranged on the connecting plate, one end of the connector is in threaded connection with the connecting plate through a bolt, and the other end of the connector is connected with a crimping ring formed at the end part of the steel wire rope.
5. The adjusting device for horizontally installing the annular steel rib of the steel tube tower of the power transmission line according to claim 4, wherein the tensioning mechanism further comprises a connecting rod, two ends of the connecting rod are respectively provided with a connecting hole and a connecting waist-shaped hole, and the connecting rod is respectively movably connected with shaft seats arranged on the connecting plates at two ends of the first hydraulic cylinder through the connecting hole and the connecting waist-shaped hole.
6. The horizontal installation and adjustment device for the annular steel ribs of the steel tube tower of the power transmission line according to claim 4, wherein the number of the steel wire ropes is at least one, at least one closed loop is formed, and the structures of the guide pulley, the hoisting pulley and the tensioning mechanism are respectively matched with the number of the steel wire ropes.
7. The device for horizontally installing and adjusting the annular steel rib of the steel tube tower of the power transmission line according to claim 1, wherein the outer tube bearing assembly further comprises at least one motor, the motor is fixed on one side of a roller frame, and a main shaft of the motor is respectively connected with rollers on the roller frame through belts.
8. The device for horizontally installing and adjusting the ring-shaped steel skeleton of the steel tube tower of the power transmission line according to claim 1, wherein the bottom of the roller frame is slidably connected with the bearing frame, a second hydraulic cylinder connected with the roller frames at two ends is arranged in the middle of the bearing frame, and the second hydraulic cylinder is used for adjusting the distance between the roller frames at two ends so as to adjust the height of the axle center of the outer tube supported by the second hydraulic cylinder.
9. A horizontal installation and adjustment method for an annular steel rib of a steel tube tower of a power transmission line is characterized by comprising the following steps:
hoisting the outer pipe to the outer pipe bearing assembly by a crane;
rotating the outer pipe to the highest position of the steel wire rope through the outer pipe bearing assembly;
hoisting one end of the inner pipe, which is provided with a hoisting pulley, to one end of the outer pipe by using a crane, and keeping the inner pipe and the outer pipe concentric;
the other end of the inner pipe is forked by a forklift and moves towards the outer pipe until the hoisting pulley is configured on the mounting rail;
continuously feeding the inner pipe into the outer pipe through a forklift until the inner pipe and the outer pipe are sleeved in place;
one end of the inner pipe, which is provided with a hoisting pulley, is forked up by another forklift to keep the inner pipe stable;
and the inner pipe and the outer pipe are fixedly installed through fasteners.
CN202110844027.9A 2021-07-26 2021-07-26 Horizontal installation adjusting device and method for annular steel rib of steel pipe tower of power transmission line Pending CN113605773A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110844027.9A CN113605773A (en) 2021-07-26 2021-07-26 Horizontal installation adjusting device and method for annular steel rib of steel pipe tower of power transmission line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110844027.9A CN113605773A (en) 2021-07-26 2021-07-26 Horizontal installation adjusting device and method for annular steel rib of steel pipe tower of power transmission line

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Publication Number Publication Date
CN113605773A true CN113605773A (en) 2021-11-05

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Application Number Title Priority Date Filing Date
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114811182A (en) * 2022-04-20 2022-07-29 北京京水建设集团有限公司 Pipe jacking section hole-penetrating steel pipe construction structure and construction method thereof
CN115431045A (en) * 2022-10-08 2022-12-06 上海电气核电设备有限公司 Sleeve assembly mounting equipment and method for nuclear power heat exchanger

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114811182A (en) * 2022-04-20 2022-07-29 北京京水建设集团有限公司 Pipe jacking section hole-penetrating steel pipe construction structure and construction method thereof
CN114811182B (en) * 2022-04-20 2024-05-31 北京京水建设集团有限公司 Construction structure and construction method for pipe-jacking section penetrating steel pipe
CN115431045A (en) * 2022-10-08 2022-12-06 上海电气核电设备有限公司 Sleeve assembly mounting equipment and method for nuclear power heat exchanger

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Address after: 211102 No. 280 Heyan Road, Nanjing, Jiangsu

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